Thum.io Alternatives

Thum.io is described as 'Provides real-time screenshots of websites. The only website screenshot generator to stream thumbnails as soon as you request them' and is an website. There are more than 10 alternatives to Thum.io, not only websites but also apps for a variety of platforms, including SaaS, Mac, Windows and Linux apps. The best Thum.io alternative is CloudBrowser.co. It's not free, so if you're looking for a free alternative, you could try Html2pdf API or HTML/CSS to Image. Other great sites and apps similar to Thum.io are Urlbox, URL2PNG, ScreenshotAPI.net and Siteshot Pro.

Thum.io iconThum.io
  1
  • Freemium • Proprietary
  • ...

Thum.io provides real-time screenshots of websites. The only website screenshot generator to stream thumbnails as soon as...

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Thum.io alternatives page was last updated Apr 7, 2025
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Alternatives
  1. CloudBrowser.co icon

    CloudBrowser.co

     6 likes
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    A supremely flexible and reliable HTTP API that supports professionals and enterprise alike in the programmatic generation of screenshots and PDF documents.

    22 CloudBrowser.co alternatives

    License model

    Application type

    Platforms

    • Online
    Dashboard view

    CloudBrowser.co Features

    1.  Advert blocking
    2.  Transparent renders
    3.  Thumbnail maker
    4.  REST API
    5.  Transparent images
    6.  Create PDF files
    7.  View port resize

    CloudBrowser.co VS Thum.io

     
    Comments about CloudBrowser.co as an Alternative to Thum.io
    Larry Phillips
    Positive •Sep 3, 2018
    0

    Better quality thumbnails - easier to make out what is in the image

    Thum.io Icon
    CloudBrowser.co icon

    • CloudBrowser.co is the most popular Web-based alternative to Thum.io.

    • CloudBrowser.co is the most popular commercial alternative to Thum.io.

    • CloudBrowser.co is Paid and ProprietaryThum.io is Freemium and Proprietary
  2. Urlbox icon

    Urlbox

     1 like
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    Urlbox.io allows users to easily and quickly add a full page screenshot of any website to their own website, app, email, blog or anywhere that allows you to display an image!

    20 Urlbox alternatives

    License model

    Application type

    Country of Origin

    • GB flagUnited Kingdom

    Platforms

    • Online
    urlbox.io full page website screenshots as a service

    Urlbox VS Thum.io

     
  4. URL2PNG icon

    URL2PNG

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    Screenshots as a Service, capture snapshots of any website, right in your app, quickly and reliably.

    23 URL2PNG alternatives

    License model

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Online
    URL2PNG screenshot 1

    URL2PNG VS Thum.io

     
    Comments about URL2PNG as an Alternative to Thum.io
    Kenneth Clark
    Positive •Aug 16, 2018
    0

    decent exports for the money

    Thum.io Icon
    URL2PNG icon
    • URL2PNG is Paid and ProprietaryThum.io is Freemium and Proprietary
  5. Html2pdf API icon

    Html2pdf API

     1 like
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    Transform HTML to PDF, images, and videos instantly Convert any dynamic web page to PDF, Screenshot, Video, or HTML with a single API call.

    20 Html2pdf API alternatives

    License model

    • Freemium • Proprietary

    Country of Origin

    • IT flagItaly
    • European Union flagEU

    Platforms

    • Online
    • Software as a Service (SaaS)
    Html2pdf API screenshot 1

    Html2pdf API Features

    1.  Full-page Screenshot
    2.  Export to PDF
    3.  Convert HTML pages to PDF
    4.  Convert HTML to Images

    Html2pdf API VS Thum.io

     

    • Html2pdf API is the most popular SaaS alternative to Thum.io.

    • Html2pdf API is the most popular free alternative to Thum.io.

    • Html2pdf API is Freemium and ProprietaryThum.io is also Freemium and Proprietary
  6. ScreenshotAPI.net icon

    ScreenshotAPI.net

     2 likes
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    Use our website screenshot API to capture screenshots. We use real Chrome browsers to capture pixel-perfect screenshots. Blazingly fast, ready to scale and hosted on Google Cloud.

    18 ScreenshotAPI.net alternatives

    License model

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    ScreenshotAPI.net screenshot 1

    ScreenshotAPI.net Features

    1.  Website screenshots
    2.  Automated Screenshots

    ScreenshotAPI.net VS Thum.io

     
  7. Siteshot Pro icon

    Siteshot Pro

     1 like
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    Siteshot Pro is a SaaS tool designed for developers to easily capture automated website screenshots. Its main functionalities include full-page screenshots, blocking ads and cookie banners, device emulation, and output in various formats (PNG, JPEG, WEBP).

    17 Siteshot Pro alternatives

    License model

    Platforms

    • Online
    Landing page

    Siteshot Pro Features

    1.  REST API

    Siteshot Pro VS Thum.io

     
  9. SCRNIFY icon

    SCRNIFY

     1 like
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    SCRNIFY is a developer-first screenshot and video capture API service that turns any URL into high-quality images and videos programmatically.

    12 SCRNIFY alternatives

    License model

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    Dashboard with some Stats about the api calls

    Properties

    1.  Lightweight
    2.  Privacy focused

    Features

    1.  Ad-free
    2.  No Tracking
    3.  Upload Screenshot
    4.  Full-page Screenshot
    5.  Share screenshots

    SCRNIFY VS Thum.io

     
  10. HTML/CSS to Image icon

    HTML/CSS to Image

     2 likes
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    Simple API to convert your HTML & CSS into shareable images. Supports HTML5/CSS3, renders images exactly like Google Chrome. Built in CDN, image resizing, custom fonts and emoji support. Works with any framework or language.

    33 HTML/CSS to Image alternatives

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Online
    Generate an image with javascript

    HTML/CSS to Image Features

    1.  Automated Screenshots
    2.  Image resizing

    HTML/CSS to Image VS Thum.io

     
  11. URL Sensei icon

    URL Sensei

     1 like
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    A JSON API for getting domain whois data and taking website screenshots.

    32 URL Sensei alternatives

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Online
    URL Sensei screenshot 1

    URL Sensei VS Thum.io

     
  12. ScreenshotsCloud icon

    ScreenshotsCloud

     2 likes
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    Get high quality screenshots using a real browser in seconds using our reliable CDN backed API service.

    20 ScreenshotsCloud alternatives

    License model

    Application type

    Platforms

    • Online
    ScreenshotsCloud screenshot 1

    ScreenshotsCloud Features

    1. Slack icon  Slack integration

    ScreenshotsCloud VS Thum.io

     
  13. OG:IMAGE REST Generator icon

    OG:IMAGE REST Generator

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    OG:IMAGE REST Generator is a free and powerful tool that simplifies the process of generating Open Graph images for your website or application.

    13 OG:IMAGE REST Generator alternatives

    License model

    • Free • Open Source

    Platforms

    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
    OG:IMAGE REST Generator screenshot 1

    OG:IMAGE REST Generator Features

    1.  REST API

    OG:IMAGE REST Generator VS Thum.io

     

    • OG:IMAGE REST Generator is the most popular Self-Hosted alternative to Thum.io.

    • OG:IMAGE REST Generator is the most popular Open Source alternative to Thum.io.

    • OG:IMAGE REST Generator is Free and Open SourceThum.io is Freemium and Proprietary
  14. gleam.so icon

    gleam.so

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    Create beautiful social share images (Open Graph/OG images) for your website and social media in seconds. No design skills needed.

    13 gleam.so alternatives

    License model

    • Freemium • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
    gleam.so screenshot 1

    gleam.so Features

    1.  Custom templates
    2.  Meta tag analyzer
    3.  Content Templates
    4.  Image resizing
    5.  AI-Powered
    6.  Metatags
    7.  Premade templates

    gleam.so VS Thum.io

     
12 of 22 Thum.io alternatives